Before we debug anything here, one of your packages is broken, which might be relevant:
libgl1-mesa-dri 18.0.0~rc5-1ubuntu1 It should be version 19. To fix this please run: sudo apt update sudo apt full-upgrade If that doesn't fix it then download and install the missing package: https://launchpad.net/ubuntu/+archive/primary/+files/libgl1-mesa- dri_19.0.2-1ubuntu1.1~18.04.1_amd64.deb and reboot. ** Package changed: xorg (Ubuntu) => mesa (Ubuntu) ** Changed in: mesa (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1836772 Title: Xorg crash on 3d-enabled virgl (Haswell host) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mesa/+bug/1836772/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
